IE64557B1 - Drill bit with cemented carbide inserts - Google Patents

Drill bit with cemented carbide inserts

Info

Publication number
IE64557B1
IE64557B1 IE244489A IE244489A IE64557B1 IE 64557 B1 IE64557 B1 IE 64557B1 IE 244489 A IE244489 A IE 244489A IE 244489 A IE244489 A IE 244489A IE 64557 B1 IE64557 B1 IE 64557B1
Authority
IE
Ireland
Prior art keywords
insert
drill bit
support plates
cemented carbide
plate
Prior art date
Application number
IE244489A
Other languages
English (en)
Other versions
IE892444L (en
Inventor
Lars-Gunnar Lundell
Original Assignee
Sandvik Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sandvik Ab filed Critical Sandvik Ab
Publication of IE892444L publication Critical patent/IE892444L/en
Publication of IE64557B1 publication Critical patent/IE64557B1/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B23K1/19—Soldering, e.g. brazing, or unsoldering taking account of the properties of the materials to be soldered

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Saccharide Compounds (AREA)
  • Peptides Or Proteins (AREA)
IE244489A 1988-07-28 1989-07-27 Drill bit with cemented carbide inserts IE64557B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8802749A SE469395B (sv) 1988-07-28 1988-07-28 Borrkrona med haardmetallskaer

Publications (2)

Publication Number Publication Date
IE892444L IE892444L (en) 1990-01-28
IE64557B1 true IE64557B1 (en) 1995-08-23

Family

ID=20372986

Family Applications (1)

Application Number Title Priority Date Filing Date
IE244489A IE64557B1 (en) 1988-07-28 1989-07-27 Drill bit with cemented carbide inserts

Country Status (11)

Country Link
US (1) US4951762A (fr)
EP (1) EP0353214B1 (fr)
JP (1) JPH02125086A (fr)
AT (1) ATE112013T1 (fr)
AU (1) AU617198B2 (fr)
BR (1) BR8903709A (fr)
CA (1) CA1335099C (fr)
DE (1) DE68918369T2 (fr)
FI (1) FI89403C (fr)
IE (1) IE64557B1 (fr)
SE (1) SE469395B (fr)

Families Citing this family (118)

* Cited by examiner, † Cited by third party
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SE469395B (sv) * 1988-07-28 1993-06-28 Sandvik Ab Borrkrona med haardmetallskaer
US5226489A (en) * 1992-01-10 1993-07-13 Kennametal Inc. Insert spacer assembly
FI935559L (fi) * 1993-06-14 1994-12-15 Robit Rocktools Ab Oy Menetelmä kovametallinastojen kiinnittämiseksi porakruunuun ja porakruunu
DE4442266A1 (de) * 1994-11-28 1996-05-30 Hilti Ag Werkzeug mit Trägerkörper und Schneidkörper
JP3633217B2 (ja) * 1996-09-25 2005-03-30 松下電工株式会社 刃物及びその製造方法
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US6684968B2 (en) 2001-06-25 2004-02-03 Kennametal Inc. Roof bit body and insert assembly
ATE287024T1 (de) 2001-08-01 2005-01-15 Techmo Entw & Vertriebs Gmbh Bohrkrone
US7331410B2 (en) * 2002-07-03 2008-02-19 Smith International, Inc. Drill bit arcuate-shaped inserts with cutting edges and method of manufacture
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US6997273B2 (en) * 2002-11-15 2006-02-14 Smith International, Inc. Blunt faced cutter element and enhanced drill bit and cutting structure
US6883624B2 (en) * 2003-01-31 2005-04-26 Smith International, Inc. Multi-lobed cutter element for drill bit
US6929079B2 (en) 2003-02-21 2005-08-16 Smith International, Inc. Drill bit cutter element having multiple cusps
US20060011388A1 (en) * 2003-01-31 2006-01-19 Mohammed Boudrare Drill bit and cutter element having multiple extensions
US7040424B2 (en) * 2003-03-04 2006-05-09 Smith International, Inc. Drill bit and cutter having insert clusters and method of manufacture
US8109349B2 (en) * 2006-10-26 2012-02-07 Schlumberger Technology Corporation Thick pointed superhard material
US7740414B2 (en) 2005-03-01 2010-06-22 Hall David R Milling apparatus for a paved surface
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US7757789B2 (en) * 2005-06-21 2010-07-20 Smith International, Inc. Drill bit and insert having bladed interface between substrate and coating
US7568770B2 (en) 2006-06-16 2009-08-04 Hall David R Superhard composite material bonded to a steel body
US7950746B2 (en) * 2006-06-16 2011-05-31 Schlumberger Technology Corporation Attack tool for degrading materials
US7469972B2 (en) * 2006-06-16 2008-12-30 Hall David R Wear resistant tool
US7980582B2 (en) * 2006-08-09 2011-07-19 Atc Leasing Company Llc Front tow extended saddle
US7384105B2 (en) * 2006-08-11 2008-06-10 Hall David R Attack tool
US7997661B2 (en) * 2006-08-11 2011-08-16 Schlumberger Technology Corporation Tapered bore in a pick
US7871133B2 (en) * 2006-08-11 2011-01-18 Schlumberger Technology Corporation Locking fixture
US7600823B2 (en) * 2006-08-11 2009-10-13 Hall David R Pick assembly
US7661765B2 (en) 2006-08-11 2010-02-16 Hall David R Braze thickness control
US7635168B2 (en) * 2006-08-11 2009-12-22 Hall David R Degradation assembly shield
US8007051B2 (en) * 2006-08-11 2011-08-30 Schlumberger Technology Corporation Shank assembly
US7419224B2 (en) * 2006-08-11 2008-09-02 Hall David R Sleeve in a degradation assembly
US7992945B2 (en) * 2006-08-11 2011-08-09 Schlumberger Technology Corporation Hollow pick shank
US7396086B1 (en) 2007-03-15 2008-07-08 Hall David R Press-fit pick
US8714285B2 (en) 2006-08-11 2014-05-06 Schlumberger Technology Corporation Method for drilling with a fixed bladed bit
US7637574B2 (en) 2006-08-11 2009-12-29 Hall David R Pick assembly
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US7963617B2 (en) 2006-08-11 2011-06-21 Schlumberger Technology Corporation Degradation assembly
US8215420B2 (en) 2006-08-11 2012-07-10 Schlumberger Technology Corporation Thermally stable pointed diamond with increased impact resistance
US8485609B2 (en) * 2006-08-11 2013-07-16 Schlumberger Technology Corporation Impact tool
US7390066B2 (en) 2006-08-11 2008-06-24 Hall David R Method for providing a degradation drum
US9145742B2 (en) 2006-08-11 2015-09-29 Schlumberger Technology Corporation Pointed working ends on a drill bit
US8292372B2 (en) 2007-12-21 2012-10-23 Hall David R Retention for holder shank
US8500210B2 (en) 2006-08-11 2013-08-06 Schlumberger Technology Corporation Resilient pick shank
US8500209B2 (en) 2006-08-11 2013-08-06 Schlumberger Technology Corporation Manually rotatable tool
US8449040B2 (en) 2006-08-11 2013-05-28 David R. Hall Shank for an attack tool
US9051795B2 (en) 2006-08-11 2015-06-09 Schlumberger Technology Corporation Downhole drill bit
USD581952S1 (en) 2006-08-11 2008-12-02 Hall David R Pick
US8590644B2 (en) 2006-08-11 2013-11-26 Schlumberger Technology Corporation Downhole drill bit
US7387345B2 (en) * 2006-08-11 2008-06-17 Hall David R Lubricating drum
US8201892B2 (en) * 2006-08-11 2012-06-19 Hall David R Holder assembly
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US8414085B2 (en) 2006-08-11 2013-04-09 Schlumberger Technology Corporation Shank assembly with a tensioned element
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US7320505B1 (en) 2006-08-11 2008-01-22 Hall David R Attack tool
US8622155B2 (en) 2006-08-11 2014-01-07 Schlumberger Technology Corporation Pointed diamond working ends on a shear bit
US8453497B2 (en) * 2006-08-11 2013-06-04 Schlumberger Technology Corporation Test fixture that positions a cutting element at a positive rake angle
US7338135B1 (en) * 2006-08-11 2008-03-04 Hall David R Holder for a degradation assembly
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US8136887B2 (en) 2006-08-11 2012-03-20 Schlumberger Technology Corporation Non-rotating pick with a pressed in carbide segment
US7669674B2 (en) 2006-08-11 2010-03-02 Hall David R Degradation assembly
US8567532B2 (en) 2006-08-11 2013-10-29 Schlumberger Technology Corporation Cutting element attached to downhole fixed bladed bit at a positive rake angle
US7445294B2 (en) * 2006-08-11 2008-11-04 Hall David R Attack tool
US7992944B2 (en) * 2006-08-11 2011-08-09 Schlumberger Technology Corporation Manually rotatable tool
US7464993B2 (en) * 2006-08-11 2008-12-16 Hall David R Attack tool
US8123302B2 (en) 2006-08-11 2012-02-28 Schlumberger Technology Corporation Impact tool
US7743855B2 (en) * 2006-09-05 2010-06-29 Smith International, Inc. Drill bit with cutter element having multifaceted, slanted top cutting surface
US9068410B2 (en) 2006-10-26 2015-06-30 Schlumberger Technology Corporation Dense diamond body
US8960337B2 (en) 2006-10-26 2015-02-24 Schlumberger Technology Corporation High impact resistant tool with an apex width between a first and second transitions
US7976239B2 (en) 2006-12-01 2011-07-12 Hall David R End of a moldboard positioned proximate a milling drum
US8485756B2 (en) 2006-12-01 2013-07-16 David R. Hall Heated liquid nozzles incorporated into a moldboard
US8403595B2 (en) 2006-12-01 2013-03-26 David R. Hall Plurality of liquid jet nozzles and a blower mechanism that are directed into a milling chamber
US7523794B2 (en) * 2006-12-18 2009-04-28 Hall David R Wear resistant assembly
US8205692B2 (en) * 2007-01-03 2012-06-26 Smith International, Inc. Rock bit and inserts with a chisel crest having a broadened region
US7798258B2 (en) * 2007-01-03 2010-09-21 Smith International, Inc. Drill bit with cutter element having crossing chisel crests
US7686106B2 (en) * 2007-01-03 2010-03-30 Smith International, Inc. Rock bit and inserts with wear relief grooves
US7631709B2 (en) 2007-01-03 2009-12-15 Smith International, Inc. Drill bit and cutter element having chisel crest with protruding pilot portion
USD554162S1 (en) 2007-03-27 2007-10-30 Hall David R Diamond enhanced cutting element
US9051794B2 (en) * 2007-04-12 2015-06-09 Schlumberger Technology Corporation High impact shearing element
US7594703B2 (en) * 2007-05-14 2009-09-29 Hall David R Pick with a reentrant
US7926883B2 (en) * 2007-05-15 2011-04-19 Schlumberger Technology Corporation Spring loaded pick
US8038223B2 (en) * 2007-09-07 2011-10-18 Schlumberger Technology Corporation Pick with carbide cap
US7832808B2 (en) 2007-10-30 2010-11-16 Hall David R Tool holder sleeve
US20110254350A1 (en) 2007-12-21 2011-10-20 Hall David R Resilent Connection between a Pick Shank and Block
US8540037B2 (en) 2008-04-30 2013-09-24 Schlumberger Technology Corporation Layered polycrystalline diamond
US7628233B1 (en) 2008-07-23 2009-12-08 Hall David R Carbide bolster
US8702357B2 (en) 2009-02-10 2014-04-22 Kennametal Inc. Multi-piece drill head and drill including the same
US8827606B2 (en) 2009-02-10 2014-09-09 Kennametal Inc. Multi-piece drill head and drill including the same
US8061457B2 (en) 2009-02-17 2011-11-22 Schlumberger Technology Corporation Chamfered pointed enhanced diamond insert
WO2010117765A1 (fr) * 2009-03-30 2010-10-14 Schlumberger Canada Limited Eléments de découpe en diamant polycristallin thermiquement stable à double frittage
US8322796B2 (en) * 2009-04-16 2012-12-04 Schlumberger Technology Corporation Seal with contact element for pick shield
US8701799B2 (en) * 2009-04-29 2014-04-22 Schlumberger Technology Corporation Drill bit cutter pocket restitution
US8727043B2 (en) * 2009-06-12 2014-05-20 Smith International, Inc. Cutter assemblies, downhole tools incorporating such cutter assemblies and methods of making such downhole tools
US20100326740A1 (en) * 2009-06-26 2010-12-30 Hall David R Bonded Assembly Having Low Residual Stress
US9539652B2 (en) 2010-04-30 2017-01-10 Kennametal Inc. Rotary cutting tool having PCD cutting tip
US8262168B2 (en) 2010-09-22 2012-09-11 Hall David R Multiple milling drums secured to the underside of a single milling machine
US8261471B2 (en) 2010-06-30 2012-09-11 Hall David R Continuously adjusting resultant force in an excavating assembly
US8449039B2 (en) 2010-08-16 2013-05-28 David R. Hall Pick assembly with integrated piston
GB201014059D0 (en) * 2010-08-24 2010-10-06 Element Six Production Pty Ltd Wear part
US8607899B2 (en) 2011-02-18 2013-12-17 National Oilwell Varco, L.P. Rock bit and cutter teeth geometries
US8728382B2 (en) 2011-03-29 2014-05-20 David R. Hall Forming a polycrystalline ceramic in multiple sintering phases
CN103635654B (zh) 2011-04-26 2017-07-07 史密斯国际有限公司 在固定切割器钻头中使用套管、压缩弹簧、和/或销/球附连滚动切割器的方法
WO2012149086A2 (fr) 2011-04-26 2012-11-01 Smith International, Inc. Organes de coupe compacts de diamant polycristallin ayant une extrémité de forme conique
US8950519B2 (en) * 2011-05-26 2015-02-10 Us Synthetic Corporation Polycrystalline diamond compacts with partitioned substrate, polycrystalline diamond table, or both
US9297411B2 (en) 2011-05-26 2016-03-29 Us Synthetic Corporation Bearing assemblies, apparatuses, and motor assemblies using the same
US9062505B2 (en) 2011-06-22 2015-06-23 Us Synthetic Corporation Method for laser cutting polycrystalline diamond structures
US8863864B1 (en) 2011-05-26 2014-10-21 Us Synthetic Corporation Liquid-metal-embrittlement resistant superabrasive compact, and related drill bits and methods
US8668275B2 (en) 2011-07-06 2014-03-11 David R. Hall Pick assembly with a contiguous spinal region
US8926237B2 (en) 2011-07-11 2015-01-06 Kennametal Inc. Multi-piece twist drill head and twist drill including the same
US20140182947A1 (en) 2012-12-28 2014-07-03 Smith International, Inc. Cutting insert for percussion drill bit
US10237983B2 (en) 2014-12-23 2019-03-19 Sanmina Corporation Method for forming hole plug
RU2576678C1 (ru) * 2015-01-15 2016-03-10 Николай Митрофанович Панин Резец для вращательного бурения шпуров
EP3297782B1 (fr) * 2015-05-21 2019-09-18 Sandvik Intellectual Property AB Procédé de production d'un outil de coupe, de perçage ou de broyage d'un matériau solide et un tel outil
RU2631513C2 (ru) * 2015-12-21 2017-09-25 Федеральное государственное бюджетное учреждение науки Институт горного дела Севера им. Н.В. Черского Сибирского отделения Российской академии наук Способ эксплуатации прямоугольных двухслойных пластин в кольцевых буровых коронках
WO2017123562A1 (fr) 2016-01-13 2017-07-20 Schlumberger Technology Corporation Plaquette à ciseau coudé

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SE469395B (sv) * 1988-07-28 1993-06-28 Sandvik Ab Borrkrona med haardmetallskaer

Also Published As

Publication number Publication date
FI89403B (fi) 1993-06-15
EP0353214A3 (fr) 1991-01-30
EP0353214A2 (fr) 1990-01-31
FI893574A0 (fi) 1989-07-26
FI89403C (fi) 1993-09-27
SE8802749L (sv) 1990-01-29
US4951762A (en) 1990-08-28
SE8802749D0 (sv) 1988-07-28
DE68918369T2 (de) 1995-03-02
IE892444L (en) 1990-01-28
DE68918369D1 (de) 1994-10-27
CA1335099C (fr) 1995-04-04
EP0353214B1 (fr) 1994-09-21
ATE112013T1 (de) 1994-10-15
FI893574L (fi) 1990-01-29
SE469395B (sv) 1993-06-28
AU3812089A (en) 1990-02-01
JPH02125086A (ja) 1990-05-14
AU617198B2 (en) 1991-11-21
BR8903709A (pt) 1990-03-20

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Legal Events

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MM4A Patent lapsed